See also our explanation about [[why does Tails uses Tor|doc/anonymous_internet/tor/why#relationship]].

See also our explanation about [[why Tails uses Tor|doc/anonymous_internet/tor/why#relationship]].

Ubuntu adds features in ways that we find dangerous for privacy. For an example Ubuntu One ([partly discontinued](http://blog.canonical.com/2014/04/02/shutting-down-ubuntu-one-file-services/)) and the [, see [EFF: Privacy in Ubuntu 12.10, Amazon aAds and dData lLeaks](https://www.eff.org/deeplinks/2012/10/privacy-ubuntu-1210-amazon-ads-and-data-leaks).

Ubuntu adds features in ways that we find dangerous for privacy. For an example, see [EFF: Privacy in Ubuntu 12.10, Amazon Ads and Data Leaks](https://www.eff.org/deeplinks/2012/10/privacy-ubuntu-1210-amazon-ads-and-data-leaks).

Very well translated and documented.

Very well translated

Doing relatively good regardingwell in terms of accessibility features.

Doing relatively well in terms of accessibility features

Actively developed.

Actively developed

Well maintained in [[Debian|faq#debian]], where it is the default desktop environment.

Well maintained in Debian, where it is the default desktop

Yes. Tails requires a USB stick dedicated to only running Tails only.

Yes. Tails requires a USB stick dedicated to running Tails only.

It is impossible to verify the integrity of a Tails USB stick or DVD while running Tails from it. It would be like asking to someone whether they are lying: a true liar would always pretend to tell the truth.

It is impossible to verify the integrity of a Tails USB stick or DVD while running Tails from it. It would be like asking someone whether they are lying: a true liar would always pretend to tell the truth.

If you worry that your Tails might be corrupted, do a [[manual upgrade|doc/upgrade]] from a trusted operating system to upgrade it to a trusted version of Tails.

If you worry that your Tails might be corrupted, do a [[manual upgrade|doc/upgrade]] from a trusted operating system to upgrade it to a trusted version of Tails.

<h2 id="javascript">Why is JavaScript enabled by default in <span class="application"i>Tor Browser</spani>?</h2>

<h2 id="javascript">Why is JavaScript enabled by default in <i>Tor Browser</i>?</h2>

<h2 id="add-ons">Can I install other add-ons in <span class="application"i>Tor Browser</spani>?</h2>

<h2 id="add-ons">Can I install other add-ons in <i>Tor Browser</i>?</h2>

UpdatInstalling add-ons in *Tor Browser* might break the security built into Tails.

Installing add-ons in *Tor Browser* might break the security built into Tails.

3. They can have bugs that breaking the security offered by other add-ons
and break your anonymity.

3. They can have bugs that break the security offered by other add-ons
and break your anonymity.

4. They can break your anonymity by making your browsing behaviour
distinguishable amongstfrom other Tails users.

4. They can break your anonymity by making your browsing behaviour
distinguishable from other Tails users.

Unless proven otherwise, no add-on, apart from the ones already included in Tails, haves been seriously audited and should be considered safe to use in this context.

Unless proven otherwise, no add-on, apart from the ones already included in Tails, has been seriously audited and should be considered safe to use in this context.

<div class="next">
<ul>
<li>[[Browsing the web with <i>Tor Browser</i>|doc/anonymous_internet/Tor_browser]]</li>
</ul>
</div>

<h2 id="update-add-ons">Should I manually update add-ons included in <span class="application"i>Tor Browser</spani>?</h2>

<h2 id="update-add-ons">Should I manually update add-ons included in <i>Tor Browser</i>?</h2>

Updating add-ons in *Tor Browser* might break the security built into Tails.

Updating add-ons in *Tor Browser* might break the security built into Tails.

As explained in our documentation about
[[the fingerprint of *Tor Browser* in Tails|doc/anonymous_internet/Tor_Browser#fingerprint]], Tails provides anonymity by
making it difficult to distinguish a particular user amongst all you from other users of
<span class="application"> *Tor Browser</span>* (either in Tails or on other operating systems).

As explained in our documentation about [[the fingerprint of *Tor Browser* in Tails|doc/anonymous_internet/Tor_Browser#fingerprint]], Tails provides anonymity by making it difficult to distinguish you from other users of *Tor Browser* (either in Tails or on other operating systems).

For more information, sIn the future, we want to add another browser in Tails that would use a VPN
instead of Tor. See our [[!tails_blueprint desc="blueprint on VPN support"
VPN-support]].

In the future, we want to add another browser in Tails that would use a VPN
instead of Tor. See our [[!tails_blueprint desc="blueprint on VPN support"
VPN-support]].